LUDLUM 3030E 알파-베타 스케일러 (0 to 999,999 counts)

Indicated Use: Simultaneous alpha-beta sample counting

Scalers: Two ea. six-digit LCD displays with back lights providing a range of 0 to 999999 counts

Scaler Linearity: Reading within 2% of true value

Count Timer Settings: 0.1, 0.5, 1, 2, 5, 10, and 60 minutes. PC position facilitates other user-defined values set by software program.

Audio: Built-in unimorph type speaker with volume control to provide a dual tone click-per-event audio

Status Indicators: 

Backlit indicators for daily QC check needed (QC)

Scintillation detector is in overload condition (OL)

Counting in cpm or dpm mode (CPM/DPM)

Count has exceeded alpha alarm set point (∝AL)

Count has exceeded beta alarm set point (βAL)

Detector Connector: "C" type

High Voltage: Adjustable from 200 to 2500 volts

Thresholds: Beta: -4 mV

Alpha: -120 mV

Beta Window: 50 mV

Data-Output: 9-pin RS-232 port for connection to PC for data download and adjustment of setup parameters. A one meter RS-232 to USB adapter cable is included. PC interface software is available for download here.

Power: 250 W at 95 to 250 Vac, 50-60 Hz single phase

Internal 12 Vdc, 1.2 A/hr, trickle-charged battery provides power for up to eight hours

Datasheet

Manual